123403780

素因数分解:

$2^2\times 5^1\times {\mathrm{2029}}^1\times {\mathrm{3041}}^1$

素因数の和:5079

約数の個数: 24

約数和(自身を含む): 259360920

約数和(自身を除く): 135957140

約数列:

[1, 2, 4, 5, 10, 20, 2029, 3041, 4058, 6082, 8116, 10145, 12164, 15205, 20290, 30410, 40580, 60820, 6170189, 12340378, 24680756, 30850945, 61701890, 123403780]

約数ペア:

[(1, 123403780), (2, 61701890), (4, 30850945), (5, 24680756), (10, 12340378), (20, 6170189), (2029, 60820), (3041, 40580), (4058, 30410), (6082, 20290), (8116, 15205), (10145, 12164)]